All photographs copyright (2003-2013) by Kris H. Light

<strong>Common Button Lichen</strong> (possibly)
<em>Buellia stillingiana</em> 
Oak Ridge, TN
Feb. 24, 2009

This lichen is very common in the eastern half of the US. I found this one growing on the bark of a tree in my yard. The black <em>apothec...
Common Button Lichen (possibly)
Buellia stillingiana
Oak Ridge, TN
Feb. 24, 2009

This lichen is very common in the eastern half of the US. I found this one growing on the bark of a tree in my yard. The black apothecia make this lichen easy to identify.

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